question stringlengths 68 502 | answer stringclasses 4
values |
|---|---|
Question: Food chewed evenly during mastication moisten and lubricate the lining of the mouth and this?
Options:
A. pharynx
B. trachea
C. larynx
D. esophagus | A |
Question: Photosynthesis is initiated by what hitting plants?
Options:
A. moisture
B. sunlight
C. air
D. dirt | B |
Question: What is the process of drawing general conclusions based on many pieces of evidence?
Options:
A. quantum reasoning
B. experimental reasoning
C. inductive reasoning
D. primitive reasoning | C |
Question: Name the fibrous joint in which two parallel bones are united to each other by fibrous connective tissue.
Options:
A. cartilage
B. syndesmosis
C. gomphosis
D. suture | B |
Question: What's the best way humans can conserve water?
Options:
A. use more
B. use less
C. boil it
D. salt it | B |
Question: Although fewer in number than chemical synapses, what type of synapses are found in all nervous systems and play important and unique roles?
Options:
A. dual synapses
B. electrical synapses
C. beginning synapses
D. duplicating synapses | B |
Question: What consists of a nitrogen atom bonded to some combination of carbons and hydrogens?
Options:
A. a chloride
B. an amine
C. an alkali
D. a metalloid | B |
Question: When do hammerhead sharks usually hunt?
Options:
A. summer
B. in the day
C. at night
D. winter | C |
Question: What types of glands do only female mammals have?
Options:
A. thyroid
B. mammary
C. pituitary
D. respiratory | B |
Question: What is the unit used to measure air pressure?
Options:
A. pounds per inch
B. mass
C. newtons
D. millibar | D |
Question: In which stage does the chromatin condense into chromosomes?
Options:
A. prophase ii
B. Anaphase I
C. Metaphase I
D. Telophase II | A |
Question: What is the upper-most atmosphere known as?
Options:
A. xerosphere
B. exosphere
C. thermosphere
D. ionosphere | C |
Question: Reproduction that doesn't involve a male gamete is also known as what?
Options:
A. asexual reproduction
B. agamogenesis
C. meiosis
D. mitosis | B |
Question: What is the term for an electronic component that consists of many other electronic components?
Options:
A. electrical current
B. creating circuit
C. networks
D. integrated circuit | D |
Question: What is another term for life science?
Options:
A. ecology
B. biology
C. meteorology
D. geology | B |
Question: What type of cartilage contains no collagen?
Options:
A. lamprey cartilage
B. fetal cartilage
C. joint cartilage
D. shark cartilage | A |
Question: In prokaryotes, what are the regions called that repressors bind to?
Options:
A. elements
B. consumers
C. operators
D. enablers | C |
Question: What instrument has a resolution many times greater than a light microscope, and can be used to see the details on the outside of a cell?
Options:
A. electron microscope
B. complex microscope
C. molecular microscope
D. element microscope | A |
Question: The temperature at which the individual ions have enough kinetic energy to overcome the attractive forces that hold them in place is called?
Options:
A. occurring point
B. boiling point
C. melting point
D. last point | C |
Question: What play several important roles in the human body?
Options:
A. organs
B. lipids
C. tissues
D. cells | B |
Question: What is a measure that has both size and direction?
Options:
A. wave
B. length
C. velocity
D. vector | D |
Question: What is to blame for water’s boiling point (100°c) being higher than the boiling points of similar substances?
Options:
A. electrode bonds
B. helium bonds
C. hydrogen bonds
D. molecular shape | C |
Question: Carbonic acid decomposes easily at room temperature into carbon dioxide and what else?
Options:
A. gas
B. water
C. helium
D. oxygen | B |
Question: What form when a single atom gains or loses electrons?
Options:
A. monatomic ions
B. vacuoles ions
C. fusional ions
D. carbon atoms | A |
Question: In earthworms, the skin serves as what type of organ?
Options:
A. excretory
B. reproductive
C. respiratory
D. kidney | C |
Question: Catalytic converters used on motor vehicles break down pollutants in what, yielding non-toxic compounds?
Options:
A. muffler
B. oil
C. intake
D. exhaust | D |
Question: Processing of filtrate in the proximal tubule helps maintain what level in body fluid?
Options:
A. temperature
B. metabolic level
C. homeostasis
D. ph | D |
Question: What helps represent age-sex structure of the population?
Options:
A. density graph
B. population pyramid
C. biome model
D. habitat chart | B |
Question: Large viruses began as what type of cells inside bigger host cells?
Options:
A. symbiotic
B. static
C. parasitic
D. simple | C |
Question: How can you calculate the density of matter?
Options:
A. by dividing its mass by its volume
B. by subtracting mass from volume
C. by dividing its volume by its mass
D. by multiplying its mass by its volume | A |
Question: Frogs and toads have long back legs which are specialized for what action?
Options:
A. flying
B. swimming
C. sprinting
D. jumping | D |
Question: Different regions of the cerebral cortex can be associated with particular functions, a concept known as what?
Options:
A. reversal of function
B. cytoplasm of function
C. expressiveness of function
D. localization of function | D |
Question: What is the term for a change in the inherited traits of organisms over time?
Options:
A. mutation
B. generation
C. emergence
D. evolution | D |
Question: What type of diseases do antibiotics not affect?
Options:
A. cancer
B. animal stings
C. autoimmune diseases
D. viruses | D |
Question: Which system carries out long-distance transport of materials between the root and shoot systems?
Options:
A. perceptual tissue system
B. circulatory tissue system
C. vascular tissue system
D. reproductive tissue system | C |
Question: How do reptiles typically reproduce?
Options:
A. cloning
B. live birth
C. asexually
D. sexually | D |
Question: All organisms must adapt to what in order to survive?
Options:
A. weather
B. environment
C. natural
D. conditions | B |
Question: Biochemical compounds that include sugars, starches, and cellulose are examples of what?
Options:
A. proteins
B. lipids
C. electrolytes
D. carbohydrates | D |
Question: What emerges from an insect egg?
Options:
A. parasite
B. fungi
C. larva
D. cocoon | C |
Question: What can protons and neutrons be broken down into?
Options:
A. ions
B. quarks
C. strings
D. molecules | B |
Question: What is the name of the stage of life when a child becomes sexually mature?
Options:
A. adolescence
B. puberty
C. maturity
D. growth spurt | B |
Question: What part of the brain is divided from front to back into the left and right hemispheres?
Options:
A. cerebrum
B. medula oblongata
C. thalmus
D. cerebellum | A |
Question: Because their cells are arranged in bundles, the appearance of skeletal and cardiac muscles is described as what?
Options:
A. incised
B. quadrant
C. striated
D. cylindrical | C |
Question: What resource is considered nonrewable for human purposes, because it takes so long to form and is depleted by farming and other activities?
Options:
A. acid
B. water
C. sunshine
D. soil | D |
Question: What in orange juice makes it taste sour?
Options:
A. citric acid
B. acetic acid
C. amino acid
D. carbonation | A |
Question: What scientist created the modern system for classifying organisms?
Options:
A. Bohr
B. linnaeus
C. Pasteur
D. Newton | B |
Question: What will be the effect to an organism if its homeostasis is not maintained?
Options:
A. healthy mental state
B. slow aging
C. death or disease
D. weight regulation | C |
Question: Since warmer molecules have more energy, they are more what?
Options:
A. abundant
B. inactive
C. active
D. dense | C |
Question: If only blue light strikes green leaves what happens to it?
Options:
A. it is reflected
B. it is absorbed
C. it causes heating
D. it causes cooling | B |
Question: Which type of animal creates useful substances such as honey, wax, lacquer, and silk?
Options:
A. bacteria
B. insects
C. fungus
D. spiders | B |
Question: Stringed instruments can help show the relationship between tension and what in strings?
Options:
A. frequencies
B. lengths
C. temperatures
D. volumes | A |
Question: Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in what?
Options:
A. temperature
B. density
C. volume
D. altitude | A |
Question: Convex lenses are thicker in the middle than at the edges so they cause rays of light to converge, or meet, at a point called what?
Options:
A. the apex
B. the center
C. the base
D. focus | D |
Question: What are magnesium carbonate, aluminum hydroxide, and sodium bicarbonate commonly used as?
Options:
A. antacids
B. antidepressants
C. salts
D. antibiotics | A |
Question: What type of taste do bases normally have?
Options:
A. salty
B. sweet
C. sour
D. bitter | D |
Question: Which body part helps roundworm prevent their body from expanding?
Options:
A. plate
B. tough cuticle covering
C. scales
D. skin | B |
Question: The maintenance of constant conditions in the body is also known as what?
Options:
A. hypothesis
B. homeostasis
C. mononucleosis
D. consciousness | B |
Question: What is the term for tough protein fibers that connects bones to each other?
Options:
A. tetons
B. muscles
C. ligaments
D. cords | C |
Question: What is the study of macroscopic properties, atomic properties, and phenomena in chemical systems?
Options:
A. thermal chemistry
B. differential chemistry
C. physical chemistry
D. molecular chemistry | C |
Question: Bones, cartilage, and ligaments make up what anatomical system?
Options:
A. Lymphatic system
B. skeletal system
C. Muscular system
D. Integumentary system | B |
Question: What is the first part of the large intestine called?
Options:
A. cecum
B. colon
C. jejunum
D. duodenum | A |
Question: What occurs when nature reclaims areas formerly occupied by life?
Options:
A. typical succession
B. tertiary succession
C. secondary succession
D. primary succession | C |
Question: To solubilize the fats so that they can be absorbed, what organ secretes a fluid called bile into the small intestine?
Options:
A. small intestine
B. stomach
C. gall bladder
D. spleen | C |
Question: When the hemoglobin loses its oxygen, it changes to what color?
Options:
A. bluish red
B. light pink
C. purple red
D. grayish red | A |
Question: How are weather patterns formed?
Options:
A. uneven heating of the atmosphere
B. the moon's gravitational pull
C. pollution from planes
D. carbon dioxide | A |
Question: Boyle discovered that what property of a gas is inversely proportional to its volume?
Options:
A. temperature
B. amount
C. mass
D. pressure | D |
Question: What amazing machines smash particles that are smaller than atoms into each other head-on?
Options:
A. observant accelerators
B. absorption accelerators
C. particle accelerators
D. nitrogen accelerators | C |
Question: The interaction of what opposite factors describe a biome and ecosystem?
Options:
A. hygroscopic and abiotic
B. metastasis and biotic
C. abiotic and biotic
D. innate and biotic | C |
Question: What is caused by differences in density at the top and bottom of the ocean?
Options:
A. deep currents
B. flat currents
C. still water
D. shallow currents | A |
Question: What is the layer of tissue between the body and shell called?
Options:
A. epidermis
B. cuticle
C. collagen
D. mantle | D |
Question: Well suited to absorb water and dissolved minerals from the soil, thin-walled dermal cells and tiny hairs cover what basic plant structures?
Options:
A. stems
B. roots
C. leaves
D. flowers | B |
Question: What is the major artery of the body, taking oxygenated blood to the organs and muscles of the body?
Options:
A. carotid
B. aorta
C. diastolic
D. capillary | B |
Question: What do you call a growing mass of cancerous cells that pushes into nearby tissues?
Options:
A. calcium
B. pallet
C. bacteria
D. tumor | D |
Question: What is the major intracellular cation?
Options:
A. glucose
B. potassium
C. magnesium
D. sodium | B |
Question: The enzyme pepsin plays an important role in the digestion of proteins by breaking down intact protein to what short-chain amino acids?
Options:
A. peptides
B. lipids
C. protons
D. proteins | A |
Question: What remains a constant of radioactive substance over time?
Options:
A. acidity
B. rate of decay
C. volatility
D. temperature | B |
Question: Terrestrial ecosystems, also known for their diversity, are grouped into large categories called what?
Options:
A. monomes
B. biomes
C. bisomes
D. substrates | B |
Question: High explosives create shock waves that exceed the speed of sound, a phenomenon that goes by what term?
Options:
A. ion speed
B. supersonic
C. light speed
D. turbulence | B |
Question: What do you call a structure composed of two or more types of tissues that work together to do a specific task?
Options:
A. organ
B. marrow
C. cell
D. system | A |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.